Answer:
In an experiment, the researcher needs to have a control group with an experimental group where both groups are identical in every way except that the controlled group does not gets the experimental treatment.
Sometimes, it is not possible to do a test or the experiment utilizing a controlled trial (due to ethical reasons or no practical method available). All things considered, a researcher may test a theory by making predictions about outcomes or patterns that ought to be found in nature if the hypothesis is right.
Answer:
<h2>In all flies,on the same Locus, on chromosome 2 at the same place you find the gene for antenna length.</h2>
Explanation:
In all fruit flies ,on the same Locus, on chromosome 2 at the same place you find the gene for antenna length
All fruit flies contain same amount of gene and chromosomes, so the location of all gene in all fruit flies found at the same location.
A gene for antenna length in all fruit flies on chromosome 2 is present on same the location.
Answer:
Your question was a bit vague... but Crenarchaeota, Euryarchaeota, Korarchaeota, Thaumarchaeota and Nanoarchaeota are the four types of Archaea.
Hope this helps!